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Hurricane damage In August and September 2005 Hurricanes Katrina and Rita caused extraordinary flooding in...

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Hurricane damage In August and September 2005 Hurricanes Katrina and Rita caused extraordinary flooding in New Orleans Louisiana Many homes we severely damaged or destroyed and of those that survived many required extensive cleaning It was thought that cleaning flood damaged homes might present a health hazard due to the large amounts of mold present in many of the homes In a sample of 350 residents of Orleans Parish who had participate the cleaning of one or more homes 50 had experienced symptoms of wheezing and in a sample of 176 residents who had not participated in the cleaning reported wheezing symptoms numbers read from a graph Can you conclude that there is a difference between the proportion of residents with wheezing symptoms who cleaned flood damaged homes and those who did not participate in the cleaning Let p denote the proportion of residents with wheezing symptoms who had cleaned flood damaged homes and p denote the proportion of residents with wheezing symptoms who had not cleaned flood damanged homes Use the a 0 05 level of significance and the P value method with the TI 84 Plus calculator Part 0 4 Part 1 of 4 State the null and alternate hypotheses Ho O 0 0 0 0 BD P

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